QRfbMultiColorHextile< SRC > Class Template Reference

#include <qscreenvnc_p.h>

Public Functions
	QRfbMultiColorHextile (QRfbHextileEncoder< SRC > *e)
	QRfbMultiColorHextile (QRfbHextileEncoder< SRC > *e)
bool	read (const uchar *data, int width, int height, int stride)
bool	read (const uchar *data, int width, int height, int stride)
void	write (QTcpSocket *socket) const
void	write (QTcpSocket *socket) const

Private Functions
bool	beginRect ()
bool	beginRect ()
void	endRect ()
void	endRect ()
quint8 *	rect (int r)
const quint8 *	rect (int r) const
quint8 *	rect (int r)
const quint8 *	rect (int r) const
int	rectx (int r) const
int	rectx (int r) const
int	recty (int r) const
int	recty (int r) const
void	setColor (SRC color)
void	setColor (SRC color)
void	setHeight (int r, int height)
void	setHeight (int r, int height)
void	setWidth (int r, int width)
void	setWidth (int r, int width)
void	setX (int r, int x)
void	setX (int r, int x)
void	setY (int r, int y)
void	setY (int r, int y)

Properties
quint8	bpp
QRfbHextileEncoder< SRC > *	encoder
quint8	numRects
QVarLengthArray< quint8, maxRectsSize >	rects

Static Private Attributes
static const int	maxRectsSize = 16 * 16

Detailed Description

template<class SRC>
class QRfbMultiColorHextile< SRC >

Definition at line 349 of file qscreenvnc_p.h.

Constructors and Destructors

QRfbMultiColorHextile() [1/2]

template<class SRC>

QRfbMultiColorHextile< SRC >::QRfbMultiColorHextile ( QRfbHextileEncoder< SRC > *  e )

inline

Definition at line 352 of file qscreenvnc_p.h.

: encoder(e) {}

QRfbMultiColorHextile() [2/2]

template<class SRC>

QRfbMultiColorHextile< SRC >::QRfbMultiColorHextile ( QRfbHextileEncoder< SRC > *  e )

inline

Definition at line 358 of file qvncserver.h.

: encoder(e) {}

Functions

beginRect() [1/2]

template<class SRC >

bool QRfbMultiColorHextile< SRC >::beginRect ( )

inlineprivate

Definition at line 1300 of file qscreenvnc_qws.cpp.

Referenced by buttonChange().

{
    if ((rects.size() + bpp + 2) > maxRectsSize)
        return false;
    rects.resize(rects.size() + bpp + 2);
    return true;
}

beginRect() [2/2]

template<class SRC>

bool QRfbMultiColorHextile< SRC >::beginRect ( )

private

endRect() [1/2]

template<class SRC >

void QRfbMultiColorHextile< SRC >::endRect ( )

inlineprivate

Definition at line 1309 of file qscreenvnc_qws.cpp.

Referenced by buttonChange().

{
    setHeight(numRects, 1);
    ++numRects;
}

endRect() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::endRect ( )

private

read() [1/2]

template<class SRC >

bool QRfbMultiColorHextile< SRC >::read	(	const uchar *	data,
		int	width,
		int	height,
		int	stride
	)

Definition at line 1316 of file qscreenvnc_qws.cpp.

Referenced by buttonChange().

{
    const SRC *ptr = reinterpret_cast<const SRC*>(data);
    const int linestep = (stride / sizeof(SRC)) - width;

    bpp = encoder->server->clientBytesPerPixel();

    if (encoder->newBg)
        encoder->bg = ptr[0];

    const SRC bg = encoder->bg;
    SRC color = bg;
    bool inRect = false;

    numRects = 0;
    rects.clear();

    for (int y = 0; y < height; ++y) {
        for (int x = 0; x < width; ++x) {
            if (inRect && *ptr != color) { // end rect
                setWidth(numRects, x - rectx(numRects));
                endRect();
                inRect = false;
            }

            if (!inRect && *ptr != bg) { // begin rect
                if (!beginRect())
                    return false;
                inRect = true;
                color = *ptr;
                setColor(color);
                setX(numRects, x);
                setY(numRects, y);
            }
            ++ptr;
        }
        if (inRect) { // end rect
            setWidth(numRects, width - rectx(numRects));
            endRect();
            inRect = false;
        }
        ptr += linestep;
    }

    return true;
}

read() [2/2]

template<class SRC>

bool QRfbMultiColorHextile< SRC >::read	(	const uchar *	data,
		int	width,
		int	height,
		int	stride
	)

rect() [1/4]

template<class SRC>

quint8* QRfbMultiColorHextile< SRC >::rect ( int  r )

inlineprivate

Definition at line 357 of file qscreenvnc_p.h.

                               {
        return rects.data() + r * (bpp + 2);
    }

rect() [2/4]

template<class SRC>

const quint8* QRfbMultiColorHextile< SRC >::rect ( int  r ) const

inlineprivate

Definition at line 360 of file qscreenvnc_p.h.

                                           {
        return rects.constData() + r * (bpp + 2);
    }

rect() [3/4]

template<class SRC>

quint8* QRfbMultiColorHextile< SRC >::rect ( int  r )

inlineprivate

Definition at line 363 of file qvncserver.h.

                               {
        return rects.data() + r * (bpp + 2);
    }

rect() [4/4]

template<class SRC>

const quint8* QRfbMultiColorHextile< SRC >::rect ( int  r ) const

inlineprivate

Definition at line 366 of file qvncserver.h.

                                           {
        return rects.constData() + r * (bpp + 2);
    }

rectx() [1/2]

template<class SRC>

int QRfbMultiColorHextile< SRC >::rectx ( int  r ) const

inlineprivate

Definition at line 372 of file qscreenvnc_p.h.

                                  {
        const quint8 *ptr = rect(r) + bpp;
        return *ptr >> 4;
    }

rectx() [2/2]

template<class SRC>

int QRfbMultiColorHextile< SRC >::rectx ( int  r ) const

inlineprivate

Definition at line 378 of file qvncserver.h.

                                  {
        const quint8 *ptr = rect(r) + bpp;
        return *ptr >> 4;
    }

recty() [1/2]

template<class SRC>

int QRfbMultiColorHextile< SRC >::recty ( int  r ) const

inlineprivate

Definition at line 376 of file qscreenvnc_p.h.

                                  {
        const quint8 *ptr = rect(r) + bpp;
        return *ptr & 0x0f;
    }

recty() [2/2]

template<class SRC>

int QRfbMultiColorHextile< SRC >::recty ( int  r ) const

inlineprivate

Definition at line 382 of file qvncserver.h.

                                  {
        const quint8 *ptr = rect(r) + bpp;
        return *ptr & 0x0f;
    }

setColor() [1/2]

template<class SRC >

void QRfbMultiColorHextile< SRC >::setColor ( SRC  color )

inlineprivate

Definition at line 1293 of file qscreenvnc_qws.cpp.

Referenced by buttonChange().

{
    encoder->server->convertPixels(reinterpret_cast<char*>(rect(numRects)),
                                   (const char*)&color, 1);
}

setColor() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setColor ( SRC  color )

private

setHeight() [1/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setHeight ( int  r, int  height  )

inlineprivate

Definition at line 384 of file qscreenvnc_p.h.

                                             {
        quint8 *ptr = rect(r) + bpp + 1;
        *ptr = (*ptr & 0xf0) | (height - 1);
    }

setHeight() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setHeight ( int  r, int  height  )

inlineprivate

Definition at line 390 of file qvncserver.h.

                                             {
        quint8 *ptr = rect(r) + bpp + 1;
        *ptr = (*ptr & 0xf0) | (height - 1);
    }

setWidth() [1/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setWidth ( int  r, int  width  )

inlineprivate

Definition at line 380 of file qscreenvnc_p.h.

                                           {
        quint8 *ptr = rect(r) + bpp + 1;
        *ptr = ((width - 1) << 4) | (*ptr & 0x0f);
    }

setWidth() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setWidth ( int  r, int  width  )

inlineprivate

Definition at line 386 of file qvncserver.h.

                                           {
        quint8 *ptr = rect(r) + bpp + 1;
        *ptr = ((width - 1) << 4) | (*ptr & 0x0f);
    }

setX() [1/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setX ( int  r, int  x  )

inlineprivate

Definition at line 363 of file qscreenvnc_p.h.

                                   {
        quint8 *ptr = rect(r) + bpp;
        *ptr = (x << 4) | (*ptr & 0x0f);
    }

setX() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setX ( int  r, int  x  )

inlineprivate

Definition at line 369 of file qvncserver.h.

                                   {
        quint8 *ptr = rect(r) + bpp;
        *ptr = (x << 4) | (*ptr & 0x0f);
    }

setY() [1/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setY ( int  r, int  y  )

inlineprivate

Definition at line 367 of file qscreenvnc_p.h.

                                   {
        quint8 *ptr = rect(r) + bpp;
        *ptr = (*ptr & 0xf0) | y;
    }

setY() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::setY ( int  r, int  y  )

inlineprivate

Definition at line 373 of file qvncserver.h.

                                   {
        quint8 *ptr = rect(r) + bpp;
        *ptr = (*ptr & 0xf0) | y;
    }

write() [1/2]

template<class SRC >

void QRfbMultiColorHextile< SRC >::write

(

QTcpSocket *

socket

)

const

Definition at line 1365 of file qscreenvnc_qws.cpp.

Referenced by buttonChange().

{
    const int padding = 3;
    QVarLengthArray<quint8> buffer(bpp + padding + sizeof(quint8) + sizeof(numRects));

    quint8 &subenc = buffer[padding];
    int n = padding + sizeof(quint8);

    subenc = 8 | 16; // AnySubrects | SubrectsColoured

    if (encoder->newBg) {
        subenc |= 0x2; // Background
        encoder->server->convertPixels(reinterpret_cast<char*>(buffer.data() + n),
                                       reinterpret_cast<const char*>(&encoder->bg),
                                       1);
        n += bpp;
//        encoder->newBg = false;
    }

    buffer[n] = numRects;
    n += sizeof(numRects);

    socket->write(reinterpret_cast<const char*>(buffer.data() + padding),
                  n - padding);
    socket->write(reinterpret_cast<const char*>(rects.constData()),
                  rects.size());
}

write() [2/2]

template<class SRC>

void QRfbMultiColorHextile< SRC >::write

(

QTcpSocket *

socket

)

const

Properties

bpp

template<class SRC>

quint8 QRfbMultiColorHextile< SRC >::bpp

private

Definition at line 395 of file qscreenvnc_p.h.

encoder

template<class SRC>

QRfbHextileEncoder< SRC > * QRfbMultiColorHextile< SRC >::encoder

private

Definition at line 397 of file qscreenvnc_p.h.

maxRectsSize

template<class SRC>

static const int QRfbMultiColorHextile< SRC >::maxRectsSize = 16 * 16

staticprivate

Definition at line 392 of file qscreenvnc_p.h.

numRects

template<class SRC>

quint8 QRfbMultiColorHextile< SRC >::numRects

private

Definition at line 396 of file qscreenvnc_p.h.

rects

template<class SRC>

QVarLengthArray< quint8, maxRectsSize > QRfbMultiColorHextile< SRC >::rects

private

Definition at line 393 of file qscreenvnc_p.h.

---

The documentation for this class was generated from the following files:

• /src/plugins/gfxdrivers/vnc/qscreenvnc_p.h
• /src/plugins/platforms/vnc/qvncserver.h
• /src/plugins/gfxdrivers/vnc/qscreenvnc_qws.cpp
• /src/plugins/platforms/vnc/qvncserver.cpp